Robot vacuum main brush
iRobot AeroForce Extractor Set (Roomba 800 & 900 series)
4419704
Fits 9 models · replace every 6 months
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GenuineGenuine iRobot
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No genuine seller tracked yetNo genuine seller tracked yet
CompatibleCompatible option
$13.35 each
2-pack $26.69
Amazon AU · 26 OctAmazon AU · checked 26 Oct
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Genuine: made by iRobot. Compatible: another brand.Genuine is made by iRobot. Compatible is made by another brand. Check the seller's page for the size and models it fits.
Lowest compatibleLowest compatible price · $13.35 each · 2-pack $26.69
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AUD, before delivery. Each price shows when it was checked.
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Not due yet?
Get a nudge when your main brush is due — it's every 6 months. One email two weeks before, no newsletter. Manage or stop it anytime.
How to change the 4419704 main brush
Watch the guide or follow the steps.
- 1Turn the robot over and squeeze the yellow tabs on both sides of the cleaning head to open the extractor frame.
- 2Lift out both extractors.
- 3Fit the new extractors, matching the peg shapes to the icons in the cleaning head, and close the frame.
- 4Spin the extractors by hand to check they turn freely.
Every number this part goes by
- Retail name:
- 4419704
- Retail name:
- 4636423
Sellers list any of these; they are the same part.
Will it fit your appliance?
Type your model number and we'll check it against the makers' lists.
Fits these 9 iRobot models
Common questions
- What does the 4419704 fit?
- The iRobot AeroForce Extractor Set (Roomba 800 & 900 series) (part 4419704) fits 9 iRobot models, including the Roomba 860, Roomba 866 and Roomba 870. Every one is listed on this page.
- How often should I replace the 4419704?
- Every 6 months, or sooner if it looks worn.
- Where can I buy the 4419704 in Australia?
- We track 1 Australian seller for the 4419704; the lowest listed price when we last checked was A$13.35 at Amazon AU. Prices are re-checked daily and dated on this page.
- How do I fit the 4419704?
- No tools, a few minutes: 4 steps, listed on this page with the replacement video where the maker has one.
- What happens if I don't change it?
- A clogged filter loses suction, worn brushes miss edges, and a stale mop cloth smears rather than cleans.
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